Asus ROG Zephyrus G15 GA503 RTX 3080 Ti (2022) vs MSI Stealth GS66 RTX 3070 Ti (2022)
What ROG Zephyrus G15 GA503 RTX 3080 Ti (2022) does better (12) and where Stealth GS66 RTX 3070 Ti (2022) wins (14) — every spec side by side.
vs
8.7Graphics6.6
6.0Overall performance6.9
6.3Display6.6
7.7Memory & storage8.1
7.0Battery & portability7.5
3.0Features & cooling5.3
Dimensions
Size comparison
ROG Zephyrus G15 GA503 RTX 3080 Ti (2022)Stealth GS66 RTX 3070 Ti (2022)
| ROG Zephyrus G15 GA503 RTX 3080 Ti (2022) | Stealth GS66 RTX 3070 Ti (2022) | Difference | |
|---|---|---|---|
| Depth | 243 mm | 248 mm | −5 mm |
| Width | 355 mm | 358.3 mm | −3.3 mm |
| Thickness | 19.9 mm | 19.8 mm | +0.1 mm |
| Weight | 1.9 kg | 2.1 kg | −0.2 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is ROG Zephyrus G15 GA503 RTX 3080 Ti (2022) better than Stealth GS66 RTX 3070 Ti (2022)?
- Video memory16 GB vs 8 GB2×
- Resolution classQHD (1440p/1600p) vs Full HD (1080p/1200p)
- SSD (up to)4,096 GB vs 2,048 GB2×
- GPU compute (FP32)20.7 TFLOPS vs 14.4 TFLOPS+44%
- GPU power (TGP)120 W vs 105 W+14%
- 3DMark Steel Nomad Light11,868 vs 10,682+11%
- Weight1.9 kg vs 2.1 kg+11%
- GPU shader cores7,424 vs 5,632+32%
- RAM (base)16 GB vs 8 GB2×
- SD card readerYes · Stealth GS66 RTX 3070 Ti (2022): No
- Dolby AtmosYes · Stealth GS66 RTX 3070 Ti (2022): No
- Pixel density188 ppi vs 141 ppi+33%
Why is Stealth GS66 RTX 3070 Ti (2022) better than ROG Zephyrus G15 GA503 RTX 3080 Ti (2022)?
- Refresh rate165 Hz vs 360 Hz2.2×
- Thunderbolt or USB4No · ROG Zephyrus G15 GA503 RTX 3080 Ti (2022): Yes
- Battery capacity90 Wh vs 100 Wh+11%
- RAM (up to)48 GB vs 64 GB+33%
- CPU cores8 vs 14+75%
- Geekbench 6 multi-core9,686 vs 11,415+18%
- Cinebench 2024 multi-core698 vs 1,064+52%
- HDMI 2.1No · ROG Zephyrus G15 GA503 RTX 3080 Ti (2022): Yes
- Cooling fans2 vs 3+50%
- USB-C ports2 vs 3+50%
- Max. supported RAM48 GB vs 64 GB+33%
- CPU threads16 vs 20+25%
Specifications
Side by side
| Graphics | ||
| Graphics card | GeForce RTX 3080 Ti Laptop | GeForce RTX 3070 Ti Laptop |
| GPU maker | NVIDIA | NVIDIA |
| GPU power (TGP) | 120 W | 105 W |
| Video memory | 16 GB | 8 GB |
| Video memory type | GDDR6 | GDDR6 |
| GPU shader cores | 7,424 | 5,632 |
| GPU compute (FP32) | 20.7 TFLOPS | 14.4 TFLOPS |
| 3DMark Steel Nomad Light | 11,868 | 10,682 |
| Processor | ||
| Processor | Ryzen 7 6800HS | Core i7-12700H |
| CPU maker | AMD | Intel |
| CPU cores | 8 | 14 |
| CPU threads | 16 | 20 |
| Max CPU clock | 4.7 GHz | 4.7 GHz |
| Processor options | Ryzen 7 6800HS, Ryzen 9 6900HS | Core i7-12700H, Core i9-12900H |
| Geekbench 6 multi-core | 9,686 | 11,415 |
| Geekbench 6 single-core | 2,023 | 2,376 |
| Cinebench 2024 multi-core | 698 | 1,064 |
| Display | ||
| Screen size | 15.6″ | 15.6″ |
| Resolution | 2560 × 1440 | 1920 × 1080 |
| Resolution class | QHD (1440p/1600p) | Full HD (1080p/1200p) |
| Refresh rate | 165 Hz | 360 Hz |
| Panel type | IPS | IPS |
| Brightness | 300 nits | — |
| sRGB coverage | 100% | — |
| Response time | 3 ms | — |
| DCI-P3 coverage | 100% | — |
| Pixel density | 188 ppi | 141 ppi |
| Aspect ratio | 16:9 | 16:9 |
| G-Sync / FreeSync | Yes | Yes |
| Advanced Optimus | No | No |
| MUX switch | Yes | Yes |
| HDR | Yes | — |
| Touchscreen | No | No |
| Memory & storage | ||
| RAM (up to) | 48 GB | 64 GB |
| RAM (base) | 16 GB | 8 GB |
| RAM type | DDR5 | DDR5 |
| RAM speed | 4,800 MHz | 4,800 MHz |
| Max. supported RAM | 48 GB | 64 GB |
| RAM slots | 1 | 2 |
| Upgradable RAM | Yes | Yes |
| SSD (up to) | 4,096 GB | 2,048 GB |
| SSD (base) | 512 GB | 512 GB |
| M.2 SSD slots | 2 | 2 |
| SSD interface | PCIe 4.0 x4 | PCIe 4.0 x4 |
| Battery & power | ||
| Battery capacity | 90 Wh | 100 Wh |
| Power adapter | 240 W | 240 W |
| USB-C charging (Power Delivery) | Yes | Yes |
| Design & cooling | ||
| Weight | 1.9 kg | 2.1 kg |
| Thickness | 19.9 mm | 19.8 mm |
| Width | 355 mm | 358.3 mm |
| Depth | 243 mm | 248 mm |
| Body material | Aluminium, Plastic | Aluminium |
| Colours | White, Black | Black |
| Cooling fans | 2 | 3 |
| Vapor chamber cooling | No | No |
| Liquid metal (CPU) | Yes | — |
| Fan noise (max. load) | 57.4 dB | 50 dB |
| Ports & wireless | ||
| Thunderbolt / USB4 | — | Thunderbolt 4 |
| Thunderbolt or USB4 | No | Yes |
| USB-C ports | 2 | 3 |
| USB-A ports | 2 | 2 |
| HDMI | HDMI 2.0 | HDMI 2.1 |
| HDMI 2.1 | No | Yes |
| (Mini) DisplayPort | No | No |
| Ethernet port | Yes | Yes |
| SD card reader | Yes | No |
| 3.5 mm audio jack | Yes | Yes |
| Wi-Fi standard | Wi-Fi 6E | Wi-Fi 6E |
| Bluetooth | 5.3 | 5.2 |
| Keyboard & camera | ||
| Backlit keyboard | Yes | Yes |
| Numeric keypad | No | No |
| Key travel | 1.7 mm | — |
| Webcam | 720p | 720p |
| IR camera (face login) | Yes | Yes |
| Fingerprint reader | No | No |
| Audio | ||
| Speakers | 4.2 | 2.0 |
| Dolby Atmos | Yes | No |
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